3-year-old children get up in the morning cough, mainly sinusitis, cough variant asthma, bronchitis and so on. 1. Sinusitis: If the child does not cough during the day, usually manifested as morning cough, observe whether there is runny nose, rubbing the nose and other manifestations, need to consider the possibility of sinusitis, the night snot flow backward to stimulate the posterior wall of the pharynx, resulting in morning coughing, can be in the otorhinolaryngology department consultation. 2. Cough variant asthma: some children asthma only cough, if the child long-term cough, antibiotic treatment is not effective, need to consider the existence of cough variant asthma, can improve the lung function test, follow the doctor’s instructions orally related drugs, such as montelukast sodium. 3. Bronchitis: If the child manifests cough, fever, wheezing and other manifestations. May appear 3-year-old children get up in the morning cough phenomenon. 3-year-old children get up in the morning cough, there may also be other reasons, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.